TreeNode Xml_FindChildWithGrandchildValue(const TreeNode parentNode, const char * childName, const char * grandchildName, const char * grandchildValue)
{
TreeNode child;
int index = 0;
while ((child = TreeNode_GetChild(parentNode, index)))
{
if (strcmp(childName, TreeNode_GetName(child)) == 0)
{
TreeNode grandchild;
if ((grandchild = Xml_Find(child, grandchildName)) != NULL)
{
const char * value = (const char * )TreeNode_GetValue(grandchild);
if (value != NULL)
{
if (strcmp(grandchildValue, value) == 0)
{
//found
break;
}
}
}
}
index++;
}
return child;
}
const char * xmlif_GetOpaque(TreeNode content, const char * name)
{
TreeNode node = TreeNode_Navigate(content, (char*)name);
if (node != NULL)
{
return (const char *)TreeNode_GetValue(node);
}
return NULL;
}
AwaError ResponseCommon_CheckForErrors(const ResponseCommon * response)
{
AwaError result = AwaError_Success;
if (response != NULL)
{
if (response->ObjectsNode != NULL)
{
TreeNode currentNode = response->ObjectsNode;
if (currentNode != NULL)
{
while ((currentNode = ObjectsTree_GetNextLeafNode(currentNode)) != NULL)
{
// check for a Result tag
TreeNode resultNode = Xml_Find(currentNode, "Result");
if (resultNode != NULL)
{
TreeNode errorNode = Xml_Find(resultNode, "Error");
if (errorNode != NULL)
{
AwaError error = Error_FromString((const char *)TreeNode_GetValue(errorNode));
if (error != AwaError_Success)
{
result = AwaError_Response;
}
// keep looking; examine all leaf nodes
}
else
{
// result without error node - error
result = LogErrorWithEnum(AwaError_ResponseInvalid, "Response Result has missing Error node");
break;
}
}
else
{
// leaf without result node - error
result = LogErrorWithEnum(AwaError_ResponseInvalid, "Response has missing Result node");
break;
}
}
}
else
{
result = LogErrorWithEnum(AwaError_Internal, "Response has no objects tree");
}
}
else
{
result = LogErrorWithEnum(AwaError_Internal, "Response has no objects node");
}
}
else
{
result = LogErrorWithEnum(AwaError_ResponseInvalid, "response is NULL");
}
return result;
}
int xmlif_GetInteger(TreeNode content, const char * name)
{
TreeNode node = TreeNode_Navigate(content, (char*)name);
if (node != NULL)
{
const uint8_t * value = TreeNode_GetValue(node);
if (value != NULL)
{
return atoi((const char*)value);
}
}
return -1;
}
static int _TreeToString(const TreeNode node, char * buffer, size_t bufferSize, int level)
{
const char * name = TreeNode_GetName(node);
int pos = 0;
int rc;
if (TreeNode_GetChild(node, 0) != NULL)
{
TreeNode child;
int idx = 0;
rc = snprintf(buffer, bufferSize, "%*s<%s>\n", level, "", name);
if ((rc == -1) || (rc >= bufferSize))
{
return -1;
}
pos += rc;
while ((child = TreeNode_GetChild(node, idx++)) != NULL)
{
rc = _TreeToString(child, &buffer[pos], bufferSize - pos, level + 1);
if (rc < 0)
{
return -1;
}
pos += rc;
}
rc = snprintf(&buffer[pos], bufferSize - pos, "%*s</%s>\n", level, "", name);
if ((rc == -1) || (rc >= bufferSize - pos))
{
return -1;
}
pos += rc;
}
else
{
const char * value = (const char *)TreeNode_GetValue(node);
rc = snprintf(buffer, bufferSize, "%*s<%s>%s</%s>\n", level, "", name, value ? value : "", name);
if ((rc == -1) || (rc >= bufferSize))
{
return -1;
}
pos += rc;
}
return pos;
}
